NetBSD/sys/arch/arm/xscale/ixp425_sip.c

128 lines
3.9 KiB
C

/* $NetBSD: ixp425_sip.c,v 1.6 2003/11/16 12:41:03 scw Exp $ */
/*
* Copyright (c) 2003
* Ichiro FUKUHARA <ichiro@ichiro.org>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Ichiro FUKUHARA.
* 4. The name of the company nor the name of the author may be used to
* endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ixp425_sip.c,v 1.6 2003/11/16 12:41:03 scw Exp $");
/*
* Slow peripheral bus of IXP425 Processor
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/autoconf.h>
#include <machine/bus.h>
#include <arm/xscale/ixp425var.h>
#include <arm/xscale/ixp425_sipvar.h>
#include "locators.h"
static int ixpsip_match(struct device *, struct cfdata *, void *);
static void ixpsip_attach(struct device *, struct device *, void *);
static int ixpsip_search(struct device *, struct cfdata *, void *);
static int ixpsip_print(void *, const char *);
CFATTACH_DECL(ixpsip, sizeof(struct ixpsip_softc),
ixpsip_match, ixpsip_attach, NULL, NULL);
struct ixpsip_softc *ixpsip_softc;
int
ixpsip_match(struct device *parent, struct cfdata *cf, void *aux)
{
return (1);
}
void
ixpsip_attach(struct device *parent, struct device *self, void *aux)
{
struct ixpsip_softc *sc = (void *) self;
sc->sc_iot = &ixp425_bs_tag;
ixpsip_softc = sc;
printf("\n");
if (bus_space_map(sc->sc_iot, IXP425_EXP_HWBASE, IXP425_EXP_SIZE,
0, &sc->sc_ioh)) {
printf("%s: Can't map expansion bus control registers!\n",
sc->sc_dev.dv_xname);
return;
}
/*
* Attach each devices
*/
config_search(ixpsip_search, self, NULL);
}
int
ixpsip_search(struct device *parent, struct cfdata *cf, void *aux)
{
struct ixpsip_softc *sc = (struct ixpsip_softc *)parent;
struct ixpsip_attach_args sa;
sa.sa_iot = sc->sc_iot;
sa.sa_addr = cf->cf_loc[IXPSIPCF_ADDR];
sa.sa_size = cf->cf_loc[IXPSIPCF_SIZE];
sa.sa_index = cf->cf_loc[IXPSIPCF_INDEX];
sa.sa_intr = cf->cf_loc[IXPSIPCF_INTR];
if (config_match(parent, cf, &sa) > 0)
config_attach(parent, cf, &sa, ixpsip_print);
return (0);
}
static int
ixpsip_print(void *aux, const char *name)
{
struct ixpsip_attach_args *sa = (struct ixpsip_attach_args*)aux;
if (sa->sa_size)
aprint_normal(" addr 0x%lx", sa->sa_addr);
if (sa->sa_size > 1)
aprint_normal("-0x%lx", sa->sa_addr + sa->sa_size - 1);
if (sa->sa_index > 1)
aprint_normal(" index %d", sa->sa_index);
if (sa->sa_intr > 1)
aprint_normal(" intr %d", sa->sa_intr);
return (UNCONF);
}